[llvm] [SimplifyCFG] Set branch weights when merging conditional store to address (PR #154841)

[David Li via llvm-commits]

================
@@ -190,5 +191,31 @@ LLVM_ABI bool hasExplicitlyUnknownBranchWeights(const Instruction &I);
 /// Scaling the profile data attached to 'I' using the ratio of S/T.
 LLVM_ABI void scaleProfData(Instruction &I, uint64_t S, uint64_t T);
 
+/// get the branch weights of a branch conditioned on b1 || b2, where b1 and b2
----------------
david-xl wrote:

b1 | b2

https://github.com/llvm/llvm-project/pull/154841